<template>
  <!-- 面包屑导航区 -->
  <div>
    <el-breadcrumb separator-class="el-icon-arrow-right">
    <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
    <el-breadcrumb-item>用户管理</el-breadcrumb-item>
    <el-breadcrumb-item>用户列表</el-breadcrumb-item>
</el-breadcrumb>
  <!-- 卡片视图区域 -->
  <el-card>
  <!-- 搜索与添加区域 -->
    <el-row :gutter="20">
      <el-col :span="8">
        <el-input placeholder="请输入内容" 
        v-model="queryInfo.query" clearable
        @clear="getUserList"> 
        <el-button slot="append" 
        icon="el-icon-search"
        @click="getUserList"
        ></el-button>
      </el-input>
      </el-col>
      <el-col :span="4">
        <el-button type="primary" @click="addDialogVisible=true">添加用户</el-button>
      </el-col>
    </el-row>
    <!-- 用户列表区域 -->
    <el-table :data="userList" border stripe>
      <el-table-column label="#" type="index"></el-table-column>
      <el-table-column
        prop="username"
        label="姓名">        
      </el-table-column>
      <el-table-column
        prop="email"
        label="邮箱">
      </el-table-column>
      <el-table-column
        prop="mobile"
        label="电话">
      </el-table-column>
      <el-table-column label="角色" prop="role_name"></el-table-column>
      <el-table-column label="状态">
        <template v-slot="scope">
          <!-- {{scope.row}} -->
          <el-switch v-model="scope.row.mg_state" @change="userStateChanged(scope.row)">
          </el-switch>
        </template>
      </el-table-column>
      <el-table-column label="操作" width="180px">
        <!-- eslint-disable-next-line -->
        <template slot-scope="scope">
          <el-button type="primary" icon="el-icon-edit" size="mini" @click="showEditDialog(scope.row.id)"></el-button>
          <el-button type="danger" icon="el-icon-delete" size="mini" @click="removeUserById(scope.row.id)"></el-button>
          <el-tooltip effect="dark" content="分配角色" placement="top" :enterable="false">
          <el-button type="warning" icon="el-icon-setting" size="mini" @click="setRole(scope.row)"></el-button>
        </el-tooltip>          
        </template>
        
      </el-table-column>
    </el-table>
    <!-- 分页区域 -->
    <el-pagination
      @size-change="handleSizeChange"
      @current-change="handleCurrentChange"
      :current-page="queryInfo.pagenum"
      :page-sizes="[1, 2, 5, 10]"
      :page-size="queryInfo.pagesize"
      layout="total, sizes, prev, pager, next, jumper"
      :total="total">
    </el-pagination>
</el-card>
    <!-- 添加用户的对话框 -->
    <el-dialog
    title="添加用户"
    :visible.sync="addDialogVisible"
    width="50%" @close='addDialogClosed'>
    <!-- 内容主体区域 -->
    <el-form :model="addForm" :rules="addFormRules" ref="ruleFormRef" label-width="70px">
      <el-form-item label="用户名" prop="username">
        <el-input v-model="addForm.username"></el-input>
      </el-form-item>
      <el-form-item label="密码" prop="password">
        <el-input v-model="addForm.password"  ></el-input>
      </el-form-item>
      <el-form-item label="邮箱" prop="email">
        <el-input v-model="addForm.email"></el-input>
      </el-form-item>
      <el-form-item label="手机" prop="mobile">
        <el-input v-model="addForm.mobile"></el-input>
      </el-form-item>
      
    </el-form>
    <!-- 底部区域 -->
    <span slot="footer" class="dialog-footer">
      <el-button @click="addDialogVisible = false">取 消</el-button>
      <el-button type="primary" @click="addUser()">确 定</el-button>
    </span>
  </el-dialog>
  <!-- 修改用户的对话框 -->
  <el-dialog
  title="修改用户"
  :visible.sync="editDialogVisible"
  width="50%"  @close='editDialogClosed'
  >
  <!-- 内容主体区域 -->
    <el-form :model="editForm" :rules="addFormRules" ref="editFormRef" label-width="70px">
      <el-form-item label="用户名">
        <el-input v-model="editForm.username" disabled></el-input>
      </el-form-item>
      <el-form-item label="邮箱" prop="email">
        <el-input v-model="editForm.email"></el-input>
      </el-form-item>
      <el-form-item label="手机" prop="mobile">
        <el-input v-model="editForm.mobile"></el-input>
      </el-form-item>
    </el-form>
      
  <span slot="footer" class="dialog-footer">
    <el-button @click="editDialogVisible = false">取 消</el-button>
    <el-button type="primary" @click="editUserInfo()">确 定</el-button>
  </span>
</el-dialog>

<!-- 分配角色的对话框 -->

<el-dialog
  title="分配角色"
  :visible.sync="setRoleDialogVisible"
  width="50%" @close="setRoleDialogClosed"
  >
  <div>
    <p>当前用户：{{userInfo.username}}</p>
    <p>当前角色：{{userInfo.role_name}}</p>
    <p>分配新角色：
    <el-select v-model="selectedRoleId" placeholder="请选择">
    <el-option
      v-for="item in rolesList"
      :key="item.id"
      :label="item.roleName"
      :value="item.id">
    </el-option>
  </el-select></p>
  </div>

  <span slot="footer" class="dialog-footer">
    <el-button @click="setRoleDialogVisible = false">取 消</el-button>
    <el-button type="primary" @click="saveRoleInfo">确 定</el-button>
  </span>
</el-dialog>

  </div>
</template>

<script>
export default {
  data(){
    var checkEmail=(rule,value,cb)=>{
      const regEmail=/^[A-Za-z\d]+([-_.][A-Za-z\d]+)*@([A-Za-z\d]+[-.])+[A-Za-z\d]{2,4}$/
      if (regEmail.test(value)) {
        
        return cb()
      }
      cb(new Error('邮箱不合法，请重新输入'))
    }
    var checkMobile=(rule,value,cb)=>{
      const regMobile=/^[1][3,4,5,7,8][0-9]{9}$/
      if (regMobile.test(value)) {
         return cb()
      }
      cb(new Error('手机号不合法，请重新输入'))
    }
    return{
      // 获取用户列表的对象
      queryInfo:{
        query:'',
        pagenum:1,
        pagesize:2
      },
      userList:[],
      total:0,
      // 控制添加对话框的显示和隐藏
      addDialogVisible:false,
      editDialogVisible:false,
      // 添加用户的表单数据
      addForm:{
        username:'',
        password:'',
        email:'123@qq.com',
        mobile:'18700904495'
      },
      // 添加表单的验证规则对象
      addFormRules:{
        username:[
          {
            required: true, message:'请输入用户名', trigger: 'blur'
          },{
            min :6,max:15, message:'用户名长度在6-15个字符之间', trigger: 'blur'
          }
        ],
        password:[
          {
            required: true, message:'请输入密码', trigger: 'blur'
          },{
            min :6,max:15, message:'密码长度在6-15个字符之间', trigger: 'blur'
          }
        ],
        email:[
          {
            required: true, message:'请输入邮箱', trigger: 'blur'
          },{
            validator:checkEmail, message:'邮箱格式不正确', trigger: 'blur'
          }
        ],
        mobile:[
          {
            required: true, message:'请输入手机号', trigger: 'blur'
          },{
            validator:checkMobile, message:'手机号不正确', trigger: 'blur'
          }
        ]
      },
      // 查询到的用户信息
      editForm:{},
      setRoleDialogVisible:false,
      userInfo:{},
      rolesList:[],
      selectedRoleId:''
    }
  },
  
  created() {
    this.getUserList()
  },
  methods:{
    async getUserList(){
      if(this.queryInfo.query!=='') this.queryInfo.pagenum=1
      const {data:res}= await this.$http.get('users',{params:this.queryInfo})
      console.log(res);
      if(res.meta.status!==200) return this.$message.error('获取用户列表失败！')
      this.userList=res.data.users
      this.total=res.data.total
    },
    // 监听pagesize改变
    handleSizeChange(newSize){
      console.log(newSize);
      this.queryInfo.pagesize=newSize
      this.getUserList()

    },
    // 监听页码值的改变
    handleCurrentChange(newPage){
      console.log(newPage);

      this.queryInfo.pagenum=newPage
      this.getUserList()

    },
    async userStateChanged(userinfo){
      console.log(userinfo);
      const {data:res}=await this.$http.put(`users/${userinfo.id}/state/${userinfo.mg_state}`)
      if(res.meta.status!==200){
        userinfo.mg_state=!userinfo.mg_state
        return this.$message.error('更新用户状态失败！')
      } 
      this.$message.success('更新用户状态成功！')
    },
    addDialogClosed(){
      this.$refs.ruleFormRef.resetFields();
    },
    addUser(){
      this.$refs.ruleFormRef.validate(async valid=>{
        console.log(valid);
        if (!valid) return
        const {data:res}=await this.$http.post('users',this.addForm)
     
      if (res.meta.status!==201) return this.$message.error('添加用户失败')
      this.$message.success('添加用户成功')
      this.addDialogVisible = false;
      this.getUserList();
      // this.$refs.ruleFormRef.resetFields();
     })
     },
     async showEditDialog(id){
       console.log(id);

       const {data:res}=await this.$http.get(`users/${id}`)
      //  const {data:res}=await this.$http.get('users/'+id)
        if(res.meta.status!==200){
        return this.$message.error('查询用户信息失败！')
      } 
        this.editForm=res.data
        console.log(res.data);
      // this.$message.success('更新用户状态成功！')
       this.editDialogVisible=true

     },
     editDialogClosed(){
        this.$refs.editFormRef.resetFields();
     },
     editUserInfo(){
      this.$refs.editFormRef.validate(async valid=>{
        console.log(valid);
        if (!valid) return
        const {mobile,email}=this.editForm
        const {data:res}=await this.$http.put('users/'+this.editForm.id,{mobile,email})
        // const {data:res}=await this.$http.put('users/'+this.editForm.id,{email:this.editForm.email,
        // mobile:this.editForm.mobile})
     
      if (res.meta.status!==200) return this.$message.error('修改用户失败')
      this.editDialogVisible = false;
      this.getUserList();
      this.$message.success('修改用户成功')
     })
     },
     async removeUserById(id){
       console.log(id);
       const confirmRusult=await this.$confirm('此操作将永久删除该用户, 是否继续?', '提示', {
          confirmButtonText: '确定',
          cancelButtonText: '取消',
          type: 'warning'
        }).catch(err=>err)
        if(confirmRusult!=='confirm'){
          return this.$message.info('已取消删除')
        }
        // console.log('已确认删除')
        const {data :res}=await this.$http.delete('/users/'+id)
        if(res.meta.status!==200) return this.$message.error('删除用户失败！')
        this.$message.success('删除用户成功！')
        this.getUserList()
        // 有bug  当前页删除完后退回前一页没页面数据
     },
     async setRole(userInfo){

       this.userInfo=userInfo

      const {data:res}=await this.$http.get('/roles')
        if(res.meta.status!==200) return this.$message.error('获取角色失败！')
        this.rolesList=res.data



       this.setRoleDialogVisible=true
     },
     async saveRoleInfo(){
       if (!this.selectedRoleId) {
         return this.$message.error('请选择要分配的角色')
       }
        const {data:res}=await this.$http.put(`users/${this.userInfo.id}/role`,{
          rid:this.selectedRoleId
        })
        if(res.meta.status!==200) return this.$message.error('更新角色失败！')
        this.$message.success('更新角色成功！')
        this.getUserList()
        this.setRoleDialogVisible=false
        

     },
     setRoleDialogClosed(){
       this.selectedRoleId=''
       this.userInfo={}
     }

  }

}
</script>

<style lang="less" scoped>
.el-table{
  margin-top: 15px;
  font-size: 12px;
}
.el-pagination{
  margin-top: 15px;
}
</style>>
